Hamad Waste Water Engineering 30/06/2020 A. 2.5 to 3.0 m/sec B. 3.0 to 4.0 m/sec C. 3.5 to 4.5 m/sec D. 4.5 to 5.5 m/sec Related Mcqs: The detention period for plain sedimentation water tanks, is usually____________________?A. 4 to 8 hours B. 8 to 16 hours C. 16 to 24 hours D. 24 to 36 hours... The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in__________________?A. Chezy’s formula B. Bazin’s formula C. Kutter’s formula D. Manning’s formula... Which one of the following resists hydrogen sulphide corrosion ?A. R.C.C. B. Glazed stone wares C. Asbestos cement D. Glazed ware... The asbestos cement pipes are generally laid___________________?A. Horizontally B. Vertically C. At an angle of 30° D. At an angle of 60°... The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is_______________?A. 25 % B. 50 % C. 10 % D. 5 %...
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